Mustang®
Underhood Caps A "Cap" is a complete replacement part. "Cap Covers" are designed to glue on to
the original cap using a heat resistance glue. For the 2005-2009
these fit both 4.6
and 4.0 model cars. For the 2010-2012, these fit the 3.7, 4.0, 4.6 &
5.0 unless noted otherwise.